Features: Ensure proper engine cooling with the car radiator expansion water tank cap. Made from high quality materials, it is durable and reliable. Crafted from high quality material, this expansion cap offer reliable and long lasting functionality. Its precise design ensures a perfect connection with your vehicle. Whether you're performing vehicle maintenance or working in an automotive repair shop, this radiator coolant overflow cap is suitable for various scenarios. Ensure proper functioning of your car cooling system. Use this radiator cap during car maintenance, part replacement, or vehicle modifications to maintain the engine cooling system functionality. Improve your car performances and lifespan. Upgrade your vehicle with the car radiator expansion water tank cap for reliable engine cooling. Trust its quality and compatibility for worry free driving. Specifications: Material:Rubber Size:As Picture Shown Color:Black Part Number:13502353 Package Includes: 1x Radiator Expansion Water Tank Cap note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.